High severity7.8NVD Advisory· Published Mar 9, 2023· Updated Jun 17, 2026

CVE-2023-27986

Description

emacsclient-mail.desktop in Emacs 28.1 through 28.2 is vulnerable to Emacs Lisp code injections through a crafted mailto: URI with unescaped double-quote characters. It is fixed in 29.0.90.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

GNU/Emacs2 versions
cpe:2.3:a:gnu:emacs:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gnu:emacs:*:*:*:*:*:*:*:*range: >=28.1,<=28.2
- (no CPE)range: >=28.1, <=28.2
Emacs/Emacsdescription
osv-coords
pkg:rpm/opensuse/emacs&distro=openSUSE%20Tumbleweed
Range: < 28.2-3.1

Patches

Vulnerability mechanics

References

git.savannah.gnu.org/cgit/emacs.git/commit/nvdIssue TrackingPatch
www.openwall.com/lists/oss-security/2023/03/09/1nvdMailing ListPatch
www.openwall.com/lists/oss-security/2023/03/08/2nvdMailing ListPatch
www.gabriel.urdhr.fr/2023/06/08/emacsclient-mail-shell-elisp-injections/nvd

News mentions

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cvss	0.507
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exploit	0.000
kev	0.000
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ransomware	0.000